cp if_ether.c.diff /sys/netinet/if_ether.c.diff
cp in.c.diff /sys/netinet/in.c.diff
cp in.h.diff /sys/netinet/in.h.diff
cp if.h.diff /sys/net/if.h.diff
cp route.c.diff /sys/net/route.c.diff
cp ifconfig.c.diff /usr/src/etc/ifconfig/ifconfig.c.diff
cp ifconfig.8c.diff /usr/man/man8/ifconfig.8c.diff

cd /sys/netinet
sccs edit if_ether.c
patch if_ether.c.diff
echo 'subarp' | sccs delget if_ether.c

cd /sys/netinet
sccs edit in.c
patch in.c.diff
echo 'subarp' | sccs delget in.c

cd /sys/netinet
sccs edit in.h
patch in.h.diff
echo 'subarp' | sccs delget in.h

cd /sys/net
sccs edit if.h
patch if.h.diff
echo 'subarp' | sccs delget if.h

cd /sys/net
sccs edit route.c
patch route.c.diff
echo 'subarp' | sccs delget route.c

cd /usr/src/etc/ifconfig
sccs edit ifconfig.c
patch ifconfig.c.diff
echo 'subarp' | sccs delget ifconfig.c

cd /usr/man/man8
sccs edit ifconfig.8c
patch ifconfig.8c.diff
echo 'subarp' | sccs delget ifconfig.8c
